interface ShowMessage {
void 显示商标(String s);
}
class TV implements ShowMessage {
public void 显示商标(String s) {
System.out.println(s);
}
}
class PC implements ShowMessage {
public void 显示商标(String s) {
System.out.println(s);
}
}
public class Example6_2 {
public static void main(String args[]) {
ShowMessage sm;
sm=new TV();
sm.显示商标("长城牌电视机");
sm=new PC();
sm.显示商标(" 联想奔月5008PC机");
}
}
